UBUNTU-CVE-2025-21930
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: don't try to talk to a dead firmware This fixes: bad state = 0 WARNING: CPU: 10 PID: 702 at drivers/net/wireless/inel/iwlwifi/iwl-trans.c:178 iwl_trans_send_cmd+0xba/0xe0 [iwlwifi] Call Trace: <TASK> ? __warn+0xca/0x1c0 ? iwl_trans_send_cmd+0xba/0xe0 [iwlwifi 64fa9ad799a0e0d2ba53d4af93a53ad9a531f8d4] iwl_fw_dbg_clear_monitor_buf+0xd7/0x110 [iwlwifi 64fa9ad799a0e0d2ba53d4af93a53ad9a531f8d4] _iwl_dbgfs_fw_dbg_clear_write+0xe2/0x120 [iwlmvm 0e8adb18cea92d2c341766bcc10b18699290068a] Ask whether the firmware is alive before sending a command.
02 / AFFECTED SOFTWARE
Affected packages
29 explicit affected versions
10 explicit affected versions
11 explicit affected versions
3 explicit affected versions
1 explicit affected versions
3 explicit affected versions
7 explicit affected versions
26 explicit affected versions
26 explicit affected versions
37 explicit affected versions
10 explicit affected versions
10 explicit affected versions
13 explicit affected versions
13 explicit affected versions
8 explicit affected versions
78 explicit affected versions
45 explicit affected versions
37 explicit affected versions
8 explicit affected versions
4 explicit affected versions
8 explicit affected versions
19 explicit affected versions
24 explicit affected versions
23 explicit affected versions
7 explicit affected versions
34 explicit affected versions
10 explicit affected versions
32 explicit affected versions
33 explicit affected versions
31 explicit affected versions
16 explicit affected versions
13 explicit affected versions
4 explicit affected versions
12 explicit affected versions
5 explicit affected versions
38 explicit affected versions
51 explicit affected versions
13 explicit affected versions
6 explicit affected versions
25 explicit affected versions
10 explicit affected versions
10 explicit affected versions
26 explicit affected versions
13 explicit affected versions
25 explicit affected versions
1 explicit affected versions
31 explicit affected versions
10 explicit affected versions
10 explicit affected versions
1 explicit affected versions
19 explicit affected versions
8 explicit affected versions
13 explicit affected versions
21 explicit affected versions
6 explicit affected versions
13 explicit affected versions
12 explicit affected versions
24 explicit affected versions
18 explicit affected versions
7 explicit affected versions
14 explicit affected versions
25 explicit affected versions
21 explicit affected versions
12 explicit affected versions
26 explicit affected versions
1 explicit affected versions
20 explicit affected versions
3 explicit affected versions
23 explicit affected versions
24 explicit affected versions
14 explicit affected versions
5 explicit affected versions
30 explicit affected versions
3 explicit affected versions
26 explicit affected versions
12 explicit affected versions
44 explicit affected versions
4 explicit affected versions
4 explicit affected versions
16 explicit affected versions
9 explicit affected versions
12 explicit affected versions
29 explicit affected versions
13 explicit affected versions
5 explicit affected versions
7 explicit affected versions
6 explicit affected versions
5 explicit affected versions
13 explicit affected versions
7 explicit affected versions
6 explicit affected versions
10 explicit affected versions
14 explicit affected versions
18 explicit affected versions
3 explicit affected versions
16 explicit affected versions
1 explicit affected versions
43 explicit affected versions
30 explicit affected versions
11 explicit affected versions
36 explicit affected versions
35 explicit affected versions
23 explicit affected versions
35 explicit affected versions
12 explicit affected versions
13 explicit affected versions
28 explicit affected versions
4 explicit affected versions
6 explicit affected versions
12 explicit affected versions
15 explicit affected versions
50 explicit affected versions
26 explicit affected versions
11 explicit affected versions
12 explicit affected versions
26 explicit affected versions
27 explicit affected versions
27 explicit affected versions
12 explicit affected versions
7 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: don't try to talk to a dead firmware This fixes: bad state = 0 WARNING: CPU: 10 PID: 702 at drivers/net/wireless/inel/iwlwifi/iwl-trans.c:178 iwl_trans_send_cmd+0xba/0xe0 [iwlwifi] Call Trace: <TASK> ? __warn+0xca/0x1c0 ? iwl_trans_send_cmd+0xba/0xe0 [iwlwifi 64fa9ad799a0e0d2ba53d4af93a53ad9a531f8d4] iwl_fw_dbg_clear_monitor_buf+0xd7/0x110 [iwlwifi 64fa9ad799a0e0d2ba53d4af93a53ad9a531f8d4] _iwl_dbgfs_fw_dbg_clear_write+0xe2/0x120 [iwlmvm 0e8adb18cea92d2c341766bcc10b18699290068a] Ask whether the firmware is alive before sending a command.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/d73d2c6e3313f0ba60711ab4f4b9044eddca9ca5
- https://ubuntu.com/security/CVE-2025-21930
- https://ubuntu.com/security/notices/USN-7605-1
- https://ubuntu.com/security/notices/USN-7605-2
- https://ubuntu.com/security/notices/USN-7606-1
- https://ubuntu.com/security/notices/USN-7628-1
- https://ubuntu.com/security/notices/USN-7764-1
- https://ubuntu.com/security/notices/USN-7764-2
- https://ubuntu.com/security/notices/USN-7765-1
- https://ubuntu.com/security/notices/USN-7766-1
- https://ubuntu.com/security/notices/USN-7767-1
- https://ubuntu.com/security/notices/USN-7767-2
- https://ubuntu.com/security/notices/USN-7779-1
- https://ubuntu.com/security/notices/USN-7790-1
- https://ubuntu.com/security/notices/USN-7800-1
- https://ubuntu.com/security/notices/USN-7801-1
- https://ubuntu.com/security/notices/USN-7801-2
- https://ubuntu.com/security/notices/USN-7801-3
- https://ubuntu.com/security/notices/USN-7802-1
- https://ubuntu.com/security/notices/USN-7809-1
- https://www.cve.org/CVERecord?id=CVE-2025-21930